Allan Bickle. Two short proofs on total domination. Discussiones Mathematicae Graph Theory, 33(2):457-459, 2013. [doi]
@article{Bickle13,
title = {Two short proofs on total domination},
author = {Allan Bickle},
year = {2013},
url = {http://www.discuss.wmie.uz.zgora.pl/gt/index.php?doi=10.7151/dmgt.1655},
researchr = {https://researchr.org/publication/Bickle13},
cites = {0},
citedby = {0},
journal = {Discussiones Mathematicae Graph Theory},
volume = {33},
number = {2},
pages = {457-459},
}